While the Processor System (PS) can be transitioned into Low Power Idle or Sleep modes, the overall system power reduction may not reduce much because Programmable Logic (PL) remains in the Full Power Domain (FPD).
To know about the configurations for sleep and idle mode operations, please refer below link and follow the same.
For further inquiries, please get in touch with mktg@iwave-global.com
Please find the detailed G35M product information in the below link,