With additional wires if you use regular serial telemetry, and without additional wires if you use bidirectional DShot (which is what you should use). Note that you need to flash a BDShot-enabled firmware to use it.
Also, consider using BLHeli_S/Bluejay or AM32 instead of BLHeli32, because of this.
What do you mean by that? You can use AiO ESCs with it as well.