Any select committee of the House shall have leave to confer and meet concurrently with any committee or sub-committee of the Commons appointed to consider a similar matter, for the purpose of deliberating or taking evidence, and may communicate to any such committee or sub-committee its evidence or any other documents relating to matters of common interest. Any select committee of the House shall also have leave to give this power to confer and meet concurrently to any sub-committee appointed by it.