Yes you can. Upgrade from 12.5.4 to 16.x is a direct upgrade.
You wont be downgrade but upgrading is fine.
See the installation guide for your platform to verify this.
Yes you can. Upgrade from 12.5.4 to 16.x is a direct upgrade.
You wont be downgrade but upgrading is fine.
See the installation guide for your platform to verify this.