/etc/systemd/network/10-eth.network
[Match]
Name=eth0
KernelCommandLine=!root=/dev/nfs

[Network]
LinkLocalAddressing=ipv4
#DHCP=yes
Address=192.168.0.10/24

---
/etc/systemd/network/12-eth.network
[Match]
Name=eth1
KernelCommandLine=!root=/dev/nfs

[Network]
LinkLocalAddressing=ipv4
#DHCP=yes
Address=192.168.0.11/24