The ADuM5410/ADuM5411/ADuM5412 are quad-channel digital isolators with isoPower®, integrated, isolated dc-to-dc
converters. Based on the Analog Devices...
Datasheet ADuM5412 on Analog.com
I have a question about ADuM5412. What are electrical specifications (Vih, Vil, input current, any pull-up or pull-down) for PDIS input pin? I just don't understand if PDIS input powered from VDD1 or VDDP.