To shut them down for a double engine off, just use the normal engine switches. The "gates" aren't a problem to move out of the way.
You may want to review that procedure.
Reasons for double engine off?
Removing your hand from the collective?
Landing light on the nose is always available on Battery Bus.
Search and Landing light is on Shed Bus - Not available OEI or AEI unless Shed Bus Manual.
Night Sun - (HPC) High Power Consumers Bus? - Not available OEI or less regardless of Shed Bus Selection? Different Bus? Available with 2 GEN or on ground with GPU only?