dmitryg@dmitrys-mbp:~ $ ssh admin@mikrotik ping 192.168.109.1
admin@192.168.109.253's password:
SEQ HOST SIZE TTL TIME STATUS
0 192.168.109.1 56 64 0ms
1 192.168.109.1 56 64 0ms
2 192.168.109.1 56 64 0ms
3 192.168.109.1 56 64 0ms
You can list multiple --remote options in the configuration file, and OpenVPN will try all of them until it gets a connection.