Sure you can, the question is - isn't this a massive overkill unless you serve like 1000 clients. Hotspot could be configured on almost every Mikrotik device. You need to pick the hardware properly according to usage, to avoid paying too much and underutilizing the router.

Edit: Typo.

POE-In is supported only on ether1. The other ports are not hardware wired for it to work. There is a discussion on Reddit about the misleading marketing from MikroTik.