Originally Posted by
B2N2
Left engine shut down for air hookup with right engine running waiting for GPU as was originally suggested as a possibility with the APU inop.
Yes, by you!
Now for the last time, an Embraer E jet does not need air connected before all engines are shut down on arrival, ever! It doesn't need it with APU working, with APU u/s, it doesn't need it if it is summer, winter, raining or windy. It doesn't need it!