Motor vehicle transmission for an at least partially electrically driven motor vehicle

A motor vehicle transmission () has a first drive input shaft (), a second drive input shaft (), a drive output shaft (), and a first planetary gearset (P) and a second planetary gearset (P). The drive input shafts () are designed to be coupled in each case to a respective drive machine. In addition, a first shifting device () and a second shifting device () are provided. The motor vehicle transmission can be part of a drive unit (), a motor vehicle drive axle, or a hybrid or electric vehicle. A method is provided for operating a motor vehicle transmission and a drive unit.