Yes. If you just unlock, root and S-off. All you data will be wiped, but you'll be stock.
---------- Post added at 02:06 PM ---------- Previous post was at 02:04 PM ----------
If you want Ota's, you could just flash from xda. Or remove the super user binaries and flash back the stock recovery. Then accept the Ota.
I personally would just download a flashlable version, from xda. Then flash it through a custom recovery.