Segmented networks are not officially supported within HA.
HA is designed and expects a flat subnet to work as intended.
Just learn about firewall rules and subnet masks and use them instead of VLANS otherwise you will get nothing but pain.
This is because every segmented network is different for IP’s and number of segments and firewalls and sharing rules and about 650495849085 other things.
This does not mean you can’t use them or that they can’t be made to work, it means that to get them working you are the support structure on your own subnet(s). Consider it Advanced mode…
For another opinion, there is this: The enterprise smart home syndrome