MACVLAN interface disrupts dnsmasq DHCP clients

Installing and Using OpenWrt Network and Wireless Configuration
6

Can't edit the lead post anymore, but ETA:

root@Gateway:~# cat /etc/config/dhcp

config dnsmasq
        option domainneeded '1'
        option localise_queries '1'
        option rebind_protection '1'
        option rebind_localhost '1'
        option local '/lan/'
        option domain 'lan'
        option expandhosts '1'
        option authoritative '1'
        option readethers '1'
        option leasefile '/tmp/dhcp.leases'
        option resolvfile '/tmp/resolv.conf.d/resolv.conf.auto'
        option localservice '1'
        option ednspacket_max '1232'
        option confdir '/tmp/dnsmasq.d'
        list server '10.19.76.13'
        option port '0'
        list addnhosts '/etc/ethers'
        list notinterface 'macvlan'
        list notinterface 'veth5'

config dhcp 'lan'
        option interface 'lan'
        option leasetime '12h'
        option dhcpv4 'server'
        option start '128'
        option limit '127'
        option force '1'
        list dhcp_option '6,10.19.76.13'
        list dhcp_option '4,10.19.76.1'
        list dhcp_option '42,10.19.76.1'
        list ra_flags 'none'

config dhcp 'wan'
        option interface 'wan'
        option ignore '1'
        list ra_flags 'none'

config dhcp 'wg_lan'
        option interface 'wg_lan'
        option ignore '1'
        list ra_flags 'none'

config odhcpd 'odhcpd'
        option maindhcp '0'
        option leasefile '/tmp/hosts/odhcpd'
        option leasetrigger '/usr/sbin/odhcpd-update'
        option loglevel '4'

config dhcp 'macvlan'
        option interface 'macvlan'
        option start '100'
        option limit '150'
        option leasetime '12h'
        option ignore '1'
        option dynamicdhcp '0'
        list ra_flags 'none'

config host
        option name 'macvlan'
        option dns '1'
        option ip '10.19.76.4'
        option mac 'DE:67:60:37:96:C7'
        option leasetime '12:00:00'

config host
        option name 'EA6350-AP'
        option dns '1'
        option mac '60:38:E0:93:34:4B'
        option ip '10.19.76.2'

config host
        option name 'EA8300-AP'
        option dns '1'
        option mac 'C4:41:1E:23:16:41'
        option ip '10.19.76.3'

config host
        option name 'Core-Switch'
        option dns '1'
        option mac '8C:3B:AD:C9:DB:69'
        option ip '10.19.76.6'
        option leasetime '12:00:00'
...
config host
        option name 'iPhone11'
        option dns '1'
        option mac 'F8:87:F1:CB:E9:2A'
        option ip '10.19.76.98'
        option leasetime '12:00:00'