You'll still have the wiring running to the doors, but yes. There's no problem in replacing a power window door with a manual. The other way around is much more difficult.
Sounds like you have a similar problem to me. The window arm is the problem and the window needs to be reattached to this somehow. OEM slider on bottom of the window rail brake so easy you need to...
You need to re-word your question stating wether it is a wood door with glass windows or a steel door with plexiglass windows. Are the window panes square or oval like? Most of all, What name brand...
go to a "boneyard" (junk yard) ask for the manual window hardware for the same make, year, and model of car, including the "armrest" window control replacement... then "rip out" the old electric...