Title says it all
yes
yes
How?
Yes.
Yes.
You scan for stations and select one, or add a device to the name list.
Yes.
hmm... yes
It seems this was removed from recent versions for some reason. I flashed my board to test it on my mobile. I obviously would not want to target an entire network!

Scan for stations and select one, or add a device to the name list.
Just capture a WiFi handshake then you will get mac address. Use the mac address to add a device.
No need to capture any handshakes... just scan for stations.
Most helpful comment
https://github.com/spacehuhn/esp8266_deauther/wiki