Yes I think, you need EC for usb too, no? look:
http://arstechnica.com/information-technology/2015/01/playing-nsa-hardware-hackers-build-usb-cable-that-can-attack/ https://nsa.gov1.info/dni/nsa-ant-catalog/usb/index.html http://gizmodo.com/he-nsa-is-going-to-love-these-usb-c-charging-cables-1691781672
