You can think of the recent development as a two stage process, triggered by the successive monetary policy decisions of the ECB. In the first stage, short-term euro area interest rates were clearly de-coupled from US rates in the summer 2013 when the ECB, in the wake of the Fed’s taper tantrum, decided to issue its own forward guidance.
Similarly, demand for wages will go up, at least to maintain real living standards. What is critical for the MPC is to avoid this spiral, where prices go higher and higher just because everyone believes, for example, that the rand will be worth less and less in future.