Alot of the electric ones I've seen that use 1 motor, the cross shaft has a pin you can remove then it will adjust one leg (usually street side).
Luckily I have hydraulic and they're self leveling so I've never had to do that.
*Current: 2005 Ford F350 Crew Cab Dually 6.0 diesel 4x4*
*Retired: 1987 F350 Crew Cab Dually 6.9 turbo diesel
2007 Forest River WildCat 32QBBS