Chad closed Qatar's embassy and expelled its diplomats last Aug.
Qatar Airways said some A350-900 orders may be upgraded to the Airbus A350-1000 range of planes.
Tighter liquidity and higher funding costs will mean margins for the bank are under pressure.
Last June the UAE, along with Saudi Arabia, Bahrain and Egypt, cut off travel and trade ties with Qatar
Bahrain and the UAE said Qatari warplanes had harassed two civilian Emirati airliners.
Note states the UAE view that this was irresponsible behavior by Qatar and an unjustifiable escalation and threat to the safety of civil flights.