These traditional views have been disproved by the facts since 2007 and, in any case, the central banks have instruments to absorb the effects of the monetary base, if and when inflation would threaten to become a risk again.
Then, there is the argument that in the present environment of low interest rates, a LSAP Programme can reinforce the trend of search for yield and lead to instability in asset markets. The question is that monetary policy cannot tackle two objectives at the same time.