Description
Yes, you can power down the VCCIO voltage of unused I/O banks except for I/O Bank 2A in Intel® Arria® 10 devices. I/O Bank 2A is not allowed to be powered down because the I/O Bank is monitored by the Power-On Reset (POR) circuitry.
Resolution
I/O Bank 2A is not allowed to be powered down because the I/O Bank is monitored by the Power-On Reset (POR) circuitry.